# Shop Calc vs Digital Simple Clock

The clearest difference is in-app purchases: Shop Calc at none against Digital Simple Clock's 1. Shop Calc also leads on ads (none vs shown). Digital Simple Clock's advantage is update cadence (every 3 days vs every 11 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Digital Simple Clock sells 1 one-off in-app purchase. Shop Calc asks for nothing beyond the download.

Shop Calc ships an update every 11 months, Digital Simple Clock every 3 days. The most recent releases landed on October 23, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Shop Calc | Digital Simple Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/shop-calc/id1260240036/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 1 MB | 226 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideki Domyo](https://appshunter.io/developer/529388155) | [Takahiro Hama](https://appshunter.io/developer/1534557976) |

## What reviewers say

### Shop Calc

[App page](https://appshunter.io/ios/app/shop-calc/id1260240036)

Easily calculate your total shopping expenses and track them against a set budget. Add items with their price, quantity, and tax rate to see a running total. The app automatically clears data when closed.

**Highlights:** Add items with name, price, and quantity, Automatic calculation of total cost, Set and track against a budget, Supports 8% and 10% tax rates, Swipe to delete items, Data clears on app exit

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital Simple Clock

[App page](https://appshunter.io/ios/app/digital-simple-clock/id1534560717)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| アプリ内課金 | $1.99 | one-time |


## Frequently asked questions

### Is Shop Calc free?

Shop Calc is free to download, with no in-app purchases.

### Is Digital Simple Clock free?

Digital Simple Clock is free to download, with in-app purchases available.

### Do Shop Calc or Digital Simple Clock have ads?

Digital Simple Clock shows ads; Shop Calc does not.

### Which is updated more often, Shop Calc or Digital Simple Clock?

Shop Calc ships an update every 11 months, and Digital Simple Clock every 3 days. Most recently, Shop Calc was updated on October 23, 2026 and Digital Simple Clock on October 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*